Starch blends useful as external paper sizes

Details Starch blends useful as external paper sizes Starch blends useful as external paper sizes

D - Textiles, Paper

21

H

117/166, 6/96

D21H 17/28 (2006.01) D21H 17/15 (2006.01) D21H 17/29 (2006.01)

Patent

CA 1328153

ABSTRACT OF THE DISCLOSURE This invention presents a series of blends of ASA-treated and cationic starches for use as external sizes of paper and paperboard products. The blends contain at least 30% (by wt) of the ASA-treated starch, which is a monoester of the starch and an alkyl or alkenyl succinate and, optionally, from about 0.5 to about 5% (by weight based on the starch) of an Al3+ salt.

604065

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